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发明名称
Coaster
摘要
申请公布号
US2345784(A)
申请公布日期
1944.04.04
申请号
US19400328919
申请日期
1940.04.10
申请人
WOLCOTT FRANK E
发明人
WOLCOTT FRANK E.
分类号
A47G23/03
主分类号
A47G23/03
代理机构
代理人
主权项
地址
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